Tools For CollectingTools For Collecting

Input DevicesInput DevicesWikipedia.comWikipedia.com

Numeric keypads-Numeric keypads- A numeric keypad, numpad or A numeric keypad, numpad or tenkey for short, is the small, palm-sized, tenkey for short, is the small, palm-sized, seventeen key section of a computer keyboard, seventeen key section of a computer keyboard, usually on the very far right. The numeric keypad usually on the very far right. The numeric keypad features digits 0 to 9, addition (+), subtraction (-), features digits 0 to 9, addition (+), subtraction (-), multiplication (*) and division (/) symbols, a decimal multiplication (*) and division (/) symbols, a decimal point (.) and Num Lock and Enter keys. point (.) and Num Lock and Enter keys.

Barcode Readers-Barcode Readers- A barcode reader (or barcode A barcode reader (or barcode scanner) is an electronic device for reading printed scanner) is an electronic device for reading printed barcodes. Like a flatbed scanner, it consists of a barcodes. Like a flatbed scanner, it consists of a light source, a lens and a light sensor translating light source, a lens and a light sensor translating optical impulses into electrical ones. Additionally, optical impulses into electrical ones. Additionally, nearly all barcode readers contain decoder circuitry nearly all barcode readers contain decoder circuitry analyzing the barcode's image data provided by the analyzing the barcode's image data provided by the sensor and sending the barcode's content to the sensor and sending the barcode's content to the scanner's output port.scanner's output port.

Magnet Strip-Magnet Strip- A magnetic stripe card is a type of A magnetic stripe card is a type of card capable of storing data by modifying the card capable of storing data by modifying the magnetism of tiny iron-based magnetic particles on magnetism of tiny iron-based magnetic particles on a band of magnetic material on the card. The a band of magnetic material on the card. The magnetic stripe, sometimes called a magstripe, is magnetic stripe, sometimes called a magstripe, is read by physical contact and swiping past a reading read by physical contact and swiping past a reading head.head.

Smart Card-Smart Card- A smart card, chip card, or integrated A smart card, chip card, or integrated circuit card (ICC), is in any pocket-sized card with circuit card (ICC), is in any pocket-sized card with embedded integrated circuits which can process embedded integrated circuits which can process data. This implies that it can receive input which is data. This implies that it can receive input which is processed — by way of the ICC applications — and processed — by way of the ICC applications — and delivered as an output. There are two broad delivered as an output. There are two broad categories of ICCs. Memory cards contain only categories of ICCs. Memory cards contain only non-volatile memory storage components, and non-volatile memory storage components, and perhaps some specific security logic. perhaps some specific security logic. Microprocessor cards contain volatile memory and Microprocessor cards contain volatile memory and microprocessor components. microprocessor components.

OMR-OMR- Optical Mark Recognition (also called Optical Optical Mark Recognition (also called Optical Mark Reading and OMR) is the process of Mark Reading and OMR) is the process of capturing human-marked data from document capturing human-marked data from document forms such as surveys and tests.forms such as surveys and tests.

MICR-MICR- Magnetic Ink Character Recognition, or Magnetic Ink Character Recognition, or MICR, is a character recognition technology MICR, is a character recognition technology adopted mainly by the banking industry to facilitate adopted mainly by the banking industry to facilitate the processing of cheques. the processing of cheques.

Numeric KeypadNumeric Keypad

This is the far right This is the far right of the qwerty of the qwerty keypad. It is also a keypad. It is also a separate separate component in some component in some cases. This keypad cases. This keypad consists of many consists of many symbols and symbols and numbers.numbers.

Barcode ReadersBarcode Readers

This is a device This is a device used to read used to read electronic electronic barcodes. This barcodes. This uses light as a uses light as a source to convert source to convert optical impulses optical impulses into electrical into electrical ones.ones.

Magnetic StripMagnetic Strip

This magnetic strip is This magnetic strip is capable of storing capable of storing data by modifying the data by modifying the magnetism of tiny magnetism of tiny iron-based magnetic iron-based magnetic particles on a band of particles on a band of magnetic material on magnetic material on the cardthe card

Smart CardsSmart Cards

A smart card, chip A smart card, chip card, or integrated card, or integrated circuit card, is in any circuit card, is in any pocket-sized card pocket-sized card with embedded with embedded integrated circuits integrated circuits which can process which can process datadata

Optical Mark Optical Mark Recognition Recognition

Optical Mark Optical Mark Recognition is the Recognition is the process of capturing process of capturing human-marked data human-marked data from document forms from document forms such as surveys and such as surveys and tests.tests.

Magnetic ink Character Magnetic ink Character recognitionrecognition

This is a process This is a process that has the ability that has the ability to process to process characters, it is the characters, it is the ability to process ability to process cheques. cheques.

Input Devices For Input Devices For GraphicsGraphics

Scanner- Scanner- In computing, a scanner is a device that In computing, a scanner is a device that optically scans images, printed text, handwriting, or optically scans images, printed text, handwriting, or an object, and converts it to a digital image. an object, and converts it to a digital image. Common examples found in offices are variations Common examples found in offices are variations of the desktop (or flatbed) scanner where the of the desktop (or flatbed) scanner where the document is placed on a glass window for document is placed on a glass window for scanning.scanning.

Digital Camera- Digital Camera- A digital camera (or digicam for A digital camera (or digicam for short) is a camera that takes video or still short) is a camera that takes video or still photographs, or both, digitally by recording images photographs, or both, digitally by recording images via an electronic image sensor.via an electronic image sensor.

Graphics tablet-Graphics tablet- A graphics tablet (or digitizing A graphics tablet (or digitizing tablet, graphics pad, drawing tablet[1]) is a tablet, graphics pad, drawing tablet[1]) is a computer input device that allows one to hand-draw computer input device that allows one to hand-draw images and graphics, similar to the way one draws images and graphics, similar to the way one draws images with a pencil and paper. These tablets may images with a pencil and paper. These tablets may also be used to capture data or handwritten also be used to capture data or handwritten signatures. A graphics tablet (also called pen pad signatures. A graphics tablet (also called pen pad or digitizer) consists of a flat surface upon which the or digitizer) consists of a flat surface upon which the user may "draw" an image using an attached stylus, user may "draw" an image using an attached stylus, a pen-like drawing apparatus. The image generally a pen-like drawing apparatus. The image generally does not appear on the tablet itself but, rather, is does not appear on the tablet itself but, rather, is displayed on the computer monitor. Some tablets displayed on the computer monitor. Some tablets however, come as a functioning secondary however, come as a functioning secondary computer screen that you can interact with directly computer screen that you can interact with directly using the stylus.using the stylus.

Frame Grabber-Frame Grabber- A frame grabber is an electronic A frame grabber is an electronic device that captures individual, digital still frames device that captures individual, digital still frames from an analog video signal or a digital video from an analog video signal or a digital video stream. It is usually employed as a component of a stream. It is usually employed as a component of a computer vision system, in which video frames are computer vision system, in which video frames are captured in digital form and then displayed, stored captured in digital form and then displayed, stored or transmitted in raw or compressed digital form.or transmitted in raw or compressed digital form.

Electronic whiteboard- Electronic whiteboard- An interactive whiteboard, An interactive whiteboard, or IWB, is a large interactive display that connects or IWB, is a large interactive display that connects to a computer and projector. A projector projects to a computer and projector. A projector projects the computer's desktop onto the board's surface, the computer's desktop onto the board's surface, where users control the computer using a pen, where users control the computer using a pen, finger or other device. The board is typically finger or other device. The board is typically mounted to a wall or on a floor stand.mounted to a wall or on a floor stand.

FAX-FAX- A "fax machine" usually consists of an image A "fax machine" usually consists of an image scanner, a modem, and a printer. It is a for scanner, a modem, and a printer. It is a for telecommunications technology used to transfer telecommunications technology used to transfer copies of documents.copies of documents.

ScannerScanner

A scanner has the A scanner has the ability to optically ability to optically scan images, text scan images, text and numbers to a and numbers to a computer.computer.

Digital CameraDigital Camera

A digital camera is A digital camera is a camera that a camera that takes video or still takes video or still photographs, or photographs, or both, digitally by both, digitally by recording images recording images via an electronic via an electronic image sensor.image sensor.

Graphics TabletGraphics Tablet

A graphics tablet is A graphics tablet is a computer input a computer input device that allows device that allows one to hand-draw one to hand-draw images and images and graphics.graphics.

Frame GrabberFrame Grabber

A frame grabber is an electronic A frame grabber is an electronic device that captures individual, device that captures individual, digital still frames from an analog digital still frames from an analog video signal or a digital video video signal or a digital video stream.stream.

Electronic WhiteboardElectronic Whiteboard

An interactive white An interactive white board which comes in board which comes in many forms. This has many forms. This has the common ability of the common ability of the touch screen the touch screen allowing changs to be allowing changs to be made to documents. made to documents. It consists of the It consists of the computer screens computer screens current image on the current image on the white board.white board.

FAXFAX

This This process/hardware process/hardware is a is a telecommunicationtelecommunications technology, used s technology, used to transfer copies to transfer copies of documentsof documents

Input Devices For AudioInput Devices For Audio Microphone- Microphone- A microphone, sometimes colloquially A microphone, sometimes colloquially

called a mic or mike is an acoustic-to-electric called a mic or mike is an acoustic-to-electric transducer or sensor that converts sound into an transducer or sensor that converts sound into an electrical signal. Microphones are used in many electrical signal. Microphones are used in many applications such as telephones, tape recorders, applications such as telephones, tape recorders, hearing aids, motion picture production, live and hearing aids, motion picture production, live and recorded audio engineering, in radio and television recorded audio engineering, in radio and television broadcasting and in computers for recording voice, broadcasting and in computers for recording voice, VoIP, and for non-acoustic purposes such as VoIP, and for non-acoustic purposes such as ultrasonic checkingultrasonic checking

Direct from amplifier or sound system-Direct from amplifier or sound system-Generally, Generally, an amplifier or simply amp, is any device that an amplifier or simply amp, is any device that changes, usually increases, the amplitude of a changes, usually increases, the amplitude of a signal. The "signal" is usually voltage or current. signal. The "signal" is usually voltage or current. The relationship of the input to the output of an The relationship of the input to the output of an amplifier — usually expressed as a function of the amplifier — usually expressed as a function of the input frequency — is called the transfer function of input frequency — is called the transfer function of the amplifier, and the magnitude of the transfer the amplifier, and the magnitude of the transfer function is termed the gain.function is termed the gain.

Sound Card- Sound Card- A sound card (also known as an A sound card (also known as an audio card) is a computer expansion card that audio card) is a computer expansion card that facilitates the input and output of audio signals to facilitates the input and output of audio signals to and from a computer under control of computer and from a computer under control of computer programs. Typical uses of sound cards include programs. Typical uses of sound cards include providing the audio component for multimedia providing the audio component for multimedia applications such as music composition, editing applications such as music composition, editing video or audio, presentation, education, and video or audio, presentation, education, and entertainment (games). Many computers have entertainment (games). Many computers have sound capabilities built in, while others require sound capabilities built in, while others require additional expansion cards to provide for audio additional expansion cards to provide for audio capability.capability.

MicrophoneMicrophone

This is a piece of This is a piece of hardware that hardware that converts sound to converts sound to an electrical an electrical signal. This is then signal. This is then stored and is able stored and is able to be played back.to be played back.

AmplifierAmplifier

This is a hardware This is a hardware that has the ability that has the ability to change the to change the amplitude of a amplitude of a sound wave thus, sound wave thus, changing the changing the sound an volume.sound an volume.

Sound CardSound Card

A sound card is a A sound card is a computer computer expansion card that expansion card that facilitates the input facilitates the input and output of audio and output of audio signals to and from signals to and from a computer under a computer under control of computer control of computer programsprograms

Input Devices for VideoInput Devices for Video Digital Video camera- Digital Video camera- A video camera is a camera A video camera is a camera

used for electronic motion picture acquisition, used for electronic motion picture acquisition, initially developed by the television industry but now initially developed by the television industry but now common in other applications as well. Most common in other applications as well. Most professional cameras utilize an optical prism block professional cameras utilize an optical prism block directly behind the lens. This prism block (a trichroic directly behind the lens. This prism block (a trichroic assembly comprising two dichroic prisms) filters the assembly comprising two dichroic prisms) filters the image into the three primary colors, red, green, and image into the three primary colors, red, green, and blue, directing each color into a separate charge-blue, directing each color into a separate charge-coupled device (CCD) or Active pixel sensor coupled device (CCD) or Active pixel sensor (CMOS image sensor) mounted to the each face of (CMOS image sensor) mounted to the each face of the prism. Some high-end consumer cameras also the prism. Some high-end consumer cameras also do this, producing a higher-resolution image, with do this, producing a higher-resolution image, with better color fidelity than is normally possible with better color fidelity than is normally possible with just a single video pickup. In both single sensor and just a single video pickup. In both single sensor and triple sensor designs, the weak signal created by triple sensor designs, the weak signal created by the sensors is amplified before being encoded into the sensors is amplified before being encoded into analog signals for use by the viewfinder and analog signals for use by the viewfinder and monitor outputs, and also encoded into digital monitor outputs, and also encoded into digital signals for transmission and recording. The analog signals for transmission and recording. The analog outputs are normally in the form of either a outputs are normally in the form of either a composite video signal, which combines the color composite video signal, which combines the color and luminance information to a single output; or an and luminance information to a single output; or an R-Y B-Y Y component video output through three R-Y B-Y Y component video output through three separate connectors.separate connectors.

Fire wire cable- Fire wire cable- Fast transfer of data, Ability to put Fast transfer of data, Ability to put lots of devices on the bus, Ease of use lots of devices on the bus, Ease of use

Hot-pluggable ability, Provision of power through the Hot-pluggable ability, Provision of power through the cable, Plug-and-play performance cable, Plug-and-play performance

Low cabling cost, Low implementation cost .Low cabling cost, Low implementation cost . Webcam- Webcam- This works through the process of a This works through the process of a

digital camera, then streaming information through digital camera, then streaming information through the internet to another user.the internet to another user.

Fire Wire CableFire Wire Cable

Fast transfer of data, Fast transfer of data, Ability to put lots of Ability to put lots of devices on the bus, devices on the bus, Ease of use Hot-Ease of use Hot-pluggable ability, pluggable ability, Provision of power Provision of power through the cable, through the cable, Plug-and-play Plug-and-play Performance Low Performance Low cabling cost, Low cabling cost, Low implementation cost .implementation cost .

WebcamWebcam

This is run through This is run through the same process the same process as a digital camera as a digital camera then transferred then transferred through streaming through streaming to another user.to another user.

BiometricsBiometrics Instead of using something you Instead of using something you

have (like a key) or something you have (like a key) or something you know (like a password), biometrics know (like a password), biometrics uses who you are to identify you. uses who you are to identify you. Biometrics can use physical Biometrics can use physical characteristics, like your face, characteristics, like your face, fingerprints, irises or veins, or fingerprints, irises or veins, or behavioural characteristics like behavioural characteristics like your voice, handwriting or typing your voice, handwriting or typing rhythm. Unlike keys and rhythm. Unlike keys and passwords, your personal traits passwords, your personal traits are extremely difficult to lose or are extremely difficult to lose or forget. They can also be very forget. They can also be very difficult to copy. For this reason, difficult to copy. For this reason, many people consider them to be many people consider them to be safer and more secure than keys safer and more secure than keys or passwords. or passwords.